Wireless gateway device for a heating, ventilation and air-conditioning (HVAC) system

A wireless gateway device for a Heating, Ventilation and Air-Conditioning (HVAC) system, comprising:

• an Input/Output (I/O) interface;
• a communication unit;
• and
• a controller communicably coupled with the I/O interface and the communication unit, the controller being configured to:
• receive, via at least one power converter, operational data associated with the HVAC system from at least one of one or more sensors or a thermostat of the HVAC system over a power line, wherein the at least one power converter is disposed on the power line to act as an interface between the at least one of the one or more sensors or the thermostat, and the wireless gateway device;
• and
• perform:
• control one or more components of the HVAC system based on the received operational data associated with the HVAC system, wherein the one or more components of the HVAC system comprise at least one of an indoor unit and an outdoor unit;
• and
• transmit, to a remote server, the received operational data associated with the HVAC system.